--version : specify the source's version
--skip : specify a list of modules/dist names of
which we don't want to show
--skip-recommends : specify a list of modules/dist names of
which recommends we don't want to show
--skip-all-recommends : skip all the recommends to show
--min-perl-version : minimal perl version (default is the same as
the one which runs this command)
--include-dual-lifed : include modules which live both in the perl core
and on CPAN
--as-graph : output a graph source suitable for rendering
by dot (http://graphviz.org)